Idiom
drum something into someone('s head)
Theme: EXPLANATION
to make someone learn something through persistent repetition.Yes, I know that. They drummed it into me as a child.Now I'm drumming it into my own children.I will drum it into their heads day and night.
Idiom
drum something into someonedrum (something) into (someone)
to teach something to someone by frequent repetition.Firefighters rely on training that's drummed into them through repeated exercises.